DE69425479T2 - Fixing additives that are used in conjunction with bleaching agents based on iron complex to improve desilvering. - Google Patents

Fixing additives that are used in conjunction with bleaching agents based on iron complex to improve desilvering.

Info

Publication number
DE69425479T2
DE69425479T2 DE69425479T DE69425479T DE69425479T2 DE 69425479 T2 DE69425479 T2 DE 69425479T2 DE 69425479 T DE69425479 T DE 69425479T DE 69425479 T DE69425479 T DE 69425479T DE 69425479 T2 DE69425479 T2 DE 69425479T2
Authority
DE
Germany
Prior art keywords
desilvering
conjunction
improve
bleaching agents
iron complex
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69425479T
Other languages
German (de)
Other versions
DE69425479D1 (en
Inventor
Mary Ellen Craver
Manual A Santos-Rosario
Keith Henry Stephen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of DE69425479D1 publication Critical patent/DE69425479D1/en
Publication of DE69425479T2 publication Critical patent/DE69425479T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/395—Regeneration of photographic processing agents other than developers; Replenishers therefor
    • G03C5/3952—Chemical, mechanical or thermal methods, e.g. oxidation, precipitation, centrifugation
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/42—Bleach-fixing or agents therefor ; Desilvering processes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Electrolytic Production Of Metals (AREA)
DE69425479T 1993-12-29 1994-12-19 Fixing additives that are used in conjunction with bleaching agents based on iron complex to improve desilvering. Expired - Fee Related DE69425479T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/175,067 US5434035A (en) 1993-12-29 1993-12-29 Fixer additives used in combination with iron complex based bleaches to improve desilvering

Publications (2)

Publication Number Publication Date
DE69425479D1 DE69425479D1 (en) 2000-09-14
DE69425479T2 true DE69425479T2 (en) 2001-04-19

Family

ID=22638726

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69425479T Expired - Fee Related DE69425479T2 (en) 1993-12-29 1994-12-19 Fixing additives that are used in conjunction with bleaching agents based on iron complex to improve desilvering.

Country Status (4)

Country Link
US (1) US5434035A (en)
EP (1) EP0661593B1 (en)
JP (1) JPH07219166A (en)
DE (1) DE69425479T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2731282B1 (en) * 1995-03-02 1997-04-25 Kodak Pathe EXPOSED PHOTOGRAPHIC PRODUCT DEVELOPMENT COMPOSITION HAVING IMPROVED AIR STABILITY
EP0864923A1 (en) * 1997-03-05 1998-09-16 Eastman Kodak Company Process for the recovery of silver from hardening photoprocessing solutions
US6197483B1 (en) 1998-12-18 2001-03-06 Eastman Kodak Company Photographic processing using biodegradable bleaching agent followed by fixing
US6022676A (en) * 1998-12-30 2000-02-08 Eastman Kodak Company Photographic fixing composition with mixture of fixing agents and method of rapid processing
US8536106B2 (en) 2010-04-14 2013-09-17 Ecolab Usa Inc. Ferric hydroxycarboxylate as a builder

Family Cites Families (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB189822961A (en) * 1898-11-01 1899-08-26 Emile Hervais Improvements in Gauges for Indicating or Registering Pressure or Vacuum.
US1954316A (en) * 1931-05-28 1934-04-10 Eastman Kodak Co Method for the recovery of silver from used photographic fixing solutions by electrolysis
BE421930A (en) * 1936-06-25
US2735774A (en) * 1954-07-26 1956-02-21 Concentrated photographic fixing
BE639482A (en) * 1962-11-03
CH511456A (en) * 1969-07-30 1971-08-15 Ciba Geigy Ag Process for removing metallic silver from photographic material
JPS4983441A (en) * 1972-12-13 1974-08-10
US3994729A (en) * 1973-04-06 1976-11-30 Fuji Photo Film Co., Ltd. Method for processing photographic light-sensitive material
JPS5644424B2 (en) * 1973-07-13 1981-10-19
JPS5078328A (en) * 1973-11-09 1975-06-26
DE2405819A1 (en) * 1974-02-07 1975-08-21 Agfa Gevaert Ag Photographic fixing bath contg iso-nitrile cpd - also preventing bleaching of indophenol cyan dyes by complexing ferrous cpds
JPS52137335A (en) * 1976-05-13 1977-11-16 Fuji Photo Film Co Ltd Photographic processing
SU627186A1 (en) * 1976-10-18 1978-10-05 Вильнюсский Ордена Трудового Красного Знамени Государственный Университет Им.В.Капсукаса Silver plating electrolyte
CH626409A5 (en) * 1977-02-28 1981-11-13 Ciba Geigy Ag
SU789638A1 (en) * 1978-12-13 1980-12-23 Ивановский Химико-Технологический Институт Silver-plating electrolyte
JPS5619048A (en) * 1979-07-25 1981-02-23 Konishiroku Photo Ind Co Ltd Photographic image forming method
US4428804A (en) * 1980-11-10 1984-01-31 Omi International Corporation High speed bright silver electroplating bath and process
JPS57200040A (en) * 1981-06-02 1982-12-08 Konishiroku Photo Ind Co Ltd Treatment for silver halide color photographic material
JPS58116538A (en) * 1981-12-29 1983-07-11 Fuji Photo Film Co Ltd Color photographic processing method
DE3412857A1 (en) * 1983-04-05 1984-10-11 Konishiroku Photo Industry Co., Ltd., Tokio/Tokyo METHOD FOR TREATING COLOR PHOTOGRAPHIC SILVER HALOGENIDE MATERIALS
JPS60239751A (en) * 1984-05-15 1985-11-28 Konishiroku Photo Ind Co Ltd Tretment of silver halide color photographic sensitive material
JPS60239749A (en) * 1984-05-15 1985-11-28 Konishiroku Photo Ind Co Ltd Treatment of silver halide color photographic sensitive material
JPS6143741A (en) * 1984-07-13 1986-03-03 Konishiroku Photo Ind Co Ltd Processing method of silver halide photosensitive material
JPS61118751A (en) * 1984-11-14 1986-06-06 Konishiroku Photo Ind Co Ltd Treatment of silver halide color photographic sensitive material
JPH06103384B2 (en) * 1985-05-31 1994-12-14 コニカ株式会社 Method for forming color photographic image
JPH0690482B2 (en) * 1985-06-07 1994-11-14 富士写真フイルム株式会社 Processing method of silver halide color photographic light-sensitive material
JPS63284546A (en) * 1987-05-15 1988-11-21 Konica Corp Liquid fixer for silver halide photographic sensitive material which forbids generation of precipitate and gaseous acetic acid
JPS6346461A (en) * 1987-08-14 1988-02-27 Fuji Photo Film Co Ltd Method for processing color photographic sensitive material
US4963474A (en) * 1988-02-13 1990-10-16 Fuji Photo Film Co., Ltd. Method for processing silver halide color photographic material
JP2736416B2 (en) * 1988-03-03 1998-04-02 コニカ株式会社 Processing method of silver halide color photographic light-sensitive material
JP2747918B2 (en) * 1988-12-28 1998-05-06 コニカ株式会社 Processing method of silver halide color photographic light-sensitive material
JPH02190854A (en) * 1989-01-20 1990-07-26 Fuji Photo Film Co Ltd Processing method for silver halide color photographic sensitive material
JPH03101728A (en) * 1989-09-14 1991-04-26 Fuji Photo Film Co Ltd Method for processing silver halide photosensitive material
JPH0774475B2 (en) * 1989-09-20 1995-08-09 株式会社ジャパンエナジー Pretreatment liquid for silver plating
US5238791A (en) * 1989-12-01 1993-08-24 Agfa Gevaert Aktiengesellschaft Bleaching bath
JPH03196140A (en) * 1989-12-26 1991-08-27 Konica Corp Fixer for silver halide photographic sensitive material
DE4031757A1 (en) * 1990-10-06 1992-04-09 Agfa Gevaert Ag bleach
DE4037298A1 (en) * 1990-11-23 1992-05-27 Agfa Gevaert Ag FIXER
US5250402A (en) * 1991-06-26 1993-10-05 Fuji Photo Film Co., Ltd. Photographic bleaching composition and a processing method therewith
US5183727A (en) * 1991-08-19 1993-02-02 Eastman Kodak Company Color photographic recording material processing
DE4127454A1 (en) * 1991-08-20 1993-02-25 Nahalka Apparatebau Und Photog Photo-fixing bath regeneration - in which current at electrolysis cell is monitored to control volume of fresh fixing bath to be added
DE69215656T2 (en) * 1991-12-27 1997-06-12 Konishiroku Photo Ind Process for treating silver halide color photographic light-sensitive materials
DE4226372A1 (en) * 1992-08-10 1994-02-17 Agfa Gevaert Ag Photographic bleach bath with suppressed iron hydroxide pptn. - contg. biodegradable iron complex of amino-, imino- or nitrilo-carboxylic acid and biodegradable free hydroxy-carboxylic acid

Also Published As

Publication number Publication date
EP0661593A2 (en) 1995-07-05
US5434035A (en) 1995-07-18
EP0661593A3 (en) 1995-08-09
DE69425479D1 (en) 2000-09-14
EP0661593B1 (en) 2000-08-09
JPH07219166A (en) 1995-08-18

Similar Documents

Publication Publication Date Title
DE69014476D1 (en) Directional solidification alloy with low carbon content.
DE69104133D1 (en) Compensation for changes in length.
DE69109838D1 (en) Deep-hardening steel with increased fracture ductility.
DE69425479T2 (en) Fixing additives that are used in conjunction with bleaching agents based on iron complex to improve desilvering.
DE69009443D1 (en) Punching and forming machine with exchangeable auxiliary components.
EP0663613A3 (en) Fixer additives used in combination with iron complex based bleaches to prevent iron retention.
FI881479A0 (en) ANORDNING FOER ATT DRA EN MATERIALBANA IN I EN MASKIN FOER MATERIALBANANS BEHANDLING, ISYNNERHET EN RULLMASKIN.
DE69113550D1 (en) Control circuit for an inverter that can be operated in single and compound mode.
FR2710273B1 (en) Van pump ton intervention.
NO801240L (en) LOW ALLOY WHITE CASTLE IRON.
DE3884994D1 (en) Elevated display that can be illuminated from the back.
DE3860102D1 (en) CLOTHES IN BEDROOM CABINS.
TR199501049A2 (en) Developments in or related to metallurgical transformation.
FR2665642B3 (en) SLIDING BOARDS THAT CAN BE HANGED TO ONE ANOTHER.
ES250630U (en) Improved advertising tow (Machine-translation by Google Translate, not legally binding)
IT8422224A0 (en) CIS-PLATINUM AMINOANTHRAQUINONES COMPLEXES AND THEIR USE AS ANTI-CANCER AGENTS.
DE69205374D1 (en) Improvements to hydraulic suspensions in trucks.
FR2379440A1 (en) PINNING MACHINE
ES1008483Y (en) COMPLEMENTARY GAME IN RECREATIONAL MACHINE, WITH ITS CORRESPONDING DEVICE.
UNCKEL THE COUNTERPART TO DISPERSION HARDENING, SOFT PHASE IN A HARDER BASE MATERIAL-STUDIES ON COPPER-LEAD ALLOYS
BR7201805U (en) Constructive arrangement in flask.
FR2708295B1 (en) Iron to brighten up the laundry.
ES480257A1 (en) IMPROVEMENTS INTRODUCED IN THE HYDRAULIC SERVO-STEERING WITH AT LEAST ONE HYDRAULIC SERVO-MOTOR.
BR9302907A (en) Improvement in or referring to the microcannula.
IT8468006A1 (en) IMPROVEMENT IN THE TELEPHONE DISABLER.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee